این محصول در قالب ورد (WORD) و قابل ویرایش در 8 صفحه تهیه شده است. در بخش زیر برای اطلاع بیشتر از محتویات این فایل و اطمینان از خرید، مطالب چند صفحه آورده شده است. با مطالعه این بخش با اطمینان بیشتر خرید کنید. لینک دانلود پایین صفحه     What Is Bronchiectasis? Bronchiectasis (bron-kee-ek'-tas-is) is a lung disease that usually results from an infection or other condition that injures the walls of the airways in your lungs. The airways are the tubes that carry air in and out of your lungs. This injury is the beginning of a cycle in which your airways slowly lose their ability to clear out mucus. The mucus builds up and creates an environment in which bacteria can grow. This leads to repeated serious lung infections. Each infection causes more damage to your airways. Over time, your airways become stretched out, flabby, and scarred. They can no longer move air in and out. This can affect how much oxygen reaches your body organs. If your lungs cannot move enou ...